In this article we will discuss about:- 1. Definition of Down's Syndrome 2. Physical and Physiological Features of Down's Syndrome 3. Chromosomal Findings 4. Incidence 5. Causes. Definition of Down's Syndrome: The first autosomal abnormality described in man by John Langdon Down (1966) was known as Down's syndrome, more commonly used as mongolism. In this case, there is simple trisomy [...]
In this article we will discuss about:- 1. Diagnostic Features of Cat's Cry Syndrome 2. Modification of Cat's Cry Syndrome 3. Findings. Diagnostic Features of Cat's Cry Syndrome: Some of the following features are not absolute in occurrence, and in that case values in the parentheses are the frequency of occurrence: i) The name of this syndrome refers to the [...]
The below mentioned article provides notes on Edward syndrome. Aneuploidy for the autosome in man often produces both physical and mental defects. One well-known condition of 18-trisomy or E- trisomy is a clinical syndrome and the child generally dies before birth. In 1980, Edward and Patau simultaneously discovered a new syndrome associated with the presence of an extra group E [...]